Measure Says Goal Should Be to 'Change the Momentum on the Battlefield'; Pentagon Plans More Firepower

WASHINGTON—A key Senate panel on Wednesday backed President Barack Obama's request to strike Syria, while the Pentagon prepared to employ greater firepower to reach a shifting array of military targets.

The revised options under development, which reflect Pentagon concerns that Syrian President Bashar al-Assad has dispersed his military equipment, include the use of Air Force bombers to supplement the four Navy destroyers armed with...